Examine source code of Time passes slowly

{
  "theme": {
    "images": {
      "theme_frame": "caffe-time_01.jpg"
    },
    "colors": {
      "frame": "#fc9a49",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Time passes slowly",
  "manifest_version": 2,
  "description": "大好きな柔らかな色のお花と、こだわりのコーヒーの香り。\n心地よい音楽を聴きながら過ごす癒しの時間。\n今ここに君が居てくれたらなぁ〜・・・"
}